Applying grey Duct Seal compound around cables in a red duct sealing system, showcasing Ductseal’s UK-manufactured, Made in Britain fire-resistant and watertight sealing solution.

DUCTSEAL

DuctSeal products are trusted by professionals worldwide to protect vital installations from harmful gases, water ingress, and vermin. Engineered for efficiency and compliance with industry standards and designed for long-lasting, robust performance.

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Technician tightening a KRASO duct sealing system with red and black cable seals, ensuring a secure and watertight installation — UK-manufactured and Made in Britain by Ductseal.

KRASO®

KRASO® offer a complete and co-ordinated product range for the secure sealing of buildings - always paying close attention to the highest quality standards in construction, material and production!

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DAFA Peel self-adhesive airtight pipe grommet with central hole and peel-back liner on a white background.

DAFA

With over 85 years of experience, DAFA provides sealing solutions that close gaps, insulate heat from cold, keep noise out, separate indoors from outdoors, and secure joints and transitions.

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Buy direct from the source. All DuctSeal® products are available to purchase online, with secure checkout, tracked shipping, and UK-based customer support.
Our products are engineered for fast installation, long-term durability, and peace of mind — no matter the project scale.

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Our News

  • WIMES Compliance & Duct Sealing: Why Our Products Lead the Way

    WIMES Compliance & Duct Sealing: Why Our Produc...

    WIMES (Water Industry Mechanical and Electrical Specification) sets mandatory technical standards for mechanical and electrical equipment used in UK water infrastructure. Its primary goal is ensuring consistency, safety, and reliable...

    WIMES Compliance & Duct Sealing: Why Our Produc...

    WIMES (Water Industry Mechanical and Electrical Specification) sets mandatory technical standards for mechanical and electrical equipment used in UK water infrastructure. Its primary goal is ensuring consistency, safety, and reliable...

  • The Complete Guide to Duct Sealing Blanking Plugs for Empty Ducts

    The Complete Guide to Duct Sealing Blanking Plu...

    When installing cable, fibre, or utility ducting, empty ducts must still be properly sealed to prevent water ingress, gas leaks, debris entry, or corrosion. Duct sealing blanking plugs—also known as...

    The Complete Guide to Duct Sealing Blanking Plu...

    When installing cable, fibre, or utility ducting, empty ducts must still be properly sealed to prevent water ingress, gas leaks, debris entry, or corrosion. Duct sealing blanking plugs—also known as...

  • Everything You Need to Know About Duct Sealing Systems: From Cable Duct Seals to Circular Transit Seals

    Everything You Need to Know About Duct Sealing ...

    Sealing ducts, conduits and cable penetrations is mission‑critical across power, telecoms, water, wastewater, data centres, transport and civil infrastructure. This guide covers everything from cable duct sealing and duct sealing...

    Everything You Need to Know About Duct Sealing ...

    Sealing ducts, conduits and cable penetrations is mission‑critical across power, telecoms, water, wastewater, data centres, transport and civil infrastructure. This guide covers everything from cable duct sealing and duct sealing...

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